US3428375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bearing having flexible seal arrangement
Assignee: Torrington Co Ltd
•
Filing: 1965-11-09
•
Granted: 1969-02-18
•
Expires: 1985-11-09
Abstract
No abstract record available.
Inventors
- 👤 Steven T Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:11
CPC Classifications
F; F16; F16C; F16C33/00; F16C33/72; F16C33/76; F16C33/78; F16J; F16J15/00; F16J15/16; F16J15/34; F16J15/3496
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1420416A
Cited
US2341900A
Cited
US2373443A
Cited
US2590422A
Cited
US3140902A
Cited
US3135128A
Cited
US3279803A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |